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-rw-r--r--pkgs/development/interpreters/cling/default.nix9
-rw-r--r--pkgs/development/interpreters/jruby/default.nix4
-rw-r--r--pkgs/development/interpreters/lua-5/default.nix30
-rw-r--r--pkgs/development/interpreters/lua-5/interpreter.nix37
-rw-r--r--pkgs/development/interpreters/lua-5/liblua.so.patch60
-rw-r--r--pkgs/development/interpreters/lua-5/lua-dso.make (renamed from pkgs/development/interpreters/lua-5/lua-5.3-dso.make)6
-rw-r--r--pkgs/development/interpreters/pure/default.nix8
-rw-r--r--pkgs/development/interpreters/ruby/default.nix30
-rw-r--r--pkgs/development/interpreters/ruby/rubygems/default.nix11
-rw-r--r--pkgs/development/interpreters/spidermonkey/68.nix2
-rw-r--r--pkgs/development/interpreters/wasmer/default.nix2
-rw-r--r--pkgs/development/interpreters/wasmtime/default.nix2
12 files changed, 65 insertions, 136 deletions
diff --git a/pkgs/development/interpreters/cling/default.nix b/pkgs/development/interpreters/cling/default.nix
index dbc2751e789..73ed5b523dd 100644
--- a/pkgs/development/interpreters/cling/default.nix
+++ b/pkgs/development/interpreters/cling/default.nix
@@ -10,6 +10,7 @@
 , runCommandNoCC
 , llvmPackages_5
 , glibc
+, ncurses
 }:
 
 let
@@ -38,8 +39,8 @@ let
       chmod -R a+w ./tools/cling
     '';
 
-    nativeBuildInputs = [ python3 git cmake ];
-    buildInputs = [ libffi llvmPackages_5.llvm zlib ];
+    nativeBuildInputs = [ python3 git cmake llvmPackages_5.llvm.dev ];
+    buildInputs = [ libffi llvmPackages_5.llvm zlib ncurses ];
 
     strictDeps = true;
 
@@ -76,8 +77,8 @@ let
     "-nostdinc"
     "-nostdinc++"
     "-isystem" "${lib.getDev stdenv.cc.libc}/include"
-    "-I" "${unwrapped}/include"
-    "-I" "${unwrapped}/lib/clang/5.0.2/include"
+    "-I" "${lib.getDev unwrapped}/include"
+    "-I" "${lib.getLib unwrapped}/lib/clang/5.0.2/include"
   ];
 
   # Autodetect the include paths for the compiler used to build Cling, in the same way Cling does at
diff --git a/pkgs/development/interpreters/jruby/default.nix b/pkgs/development/interpreters/jruby/default.nix
index be1a1a15c84..4e540dc8aac 100644
--- a/pkgs/development/interpreters/jruby/default.nix
+++ b/pkgs/development/interpreters/jruby/default.nix
@@ -6,11 +6,11 @@ rubyVersion = callPackage ../ruby/ruby-version.nix {} "2" "5" "7" "";
 jruby = stdenv.mkDerivation rec {
   pname = "jruby";
 
-  version = "9.2.16.0";
+  version = "9.2.17.0";
 
   src = fetchurl {
     url = "https://s3.amazonaws.com/jruby.org/downloads/${version}/jruby-bin-${version}.tar.gz";
-    sha256 = "sha256-WuJ/FJ9z8/6k80NZy7dzwl2dmH5yte3snouTlXmX6zA=";
+    sha256 = "sha256-dwHTU3s6YG0nZaxtXEDmdd2qAdPOutJqIaZuOq3VwgI=";
   };
 
   nativeBuildInputs = [ makeWrapper ];
diff --git a/pkgs/development/interpreters/lua-5/default.nix b/pkgs/development/interpreters/lua-5/default.nix
index 43ed70fee1d..95b593fb5db 100644
--- a/pkgs/development/interpreters/lua-5/default.nix
+++ b/pkgs/development/interpreters/lua-5/default.nix
@@ -1,27 +1,12 @@
 # similar to interpreters/python/default.nix
 { stdenv, lib, callPackage, fetchurl, fetchpatch }:
-let
-  dsoPatch51 = fetchurl {
-    url = "https://projects.archlinux.org/svntogit/packages.git/plain/trunk/lua-arch.patch?h=packages/lua51";
-    sha256 = "11fcyb4q55p4p7kdb8yp85xlw8imy14kzamp2khvcyxss4vw8ipw";
-    name = "lua-arch.patch";
-  };
-
-  dsoPatch52 = fetchurl {
-    url = "https://projects.archlinux.org/svntogit/packages.git/plain/trunk/liblua.so.patch?h=packages/lua52";
-    sha256 = "1by1dy4ql61f5c6njq9ibf9kaqm3y633g2q8j54iyjr4cxvqwqz9";
-    name = "lua-arch.patch";
-  };
 
-in rec {
+rec {
   lua5_4 = callPackage ./interpreter.nix {
     sourceVersion = { major = "5"; minor = "4"; patch = "2"; };
     hash = "0ksj5zpj74n0jkamy3di1p6l10v4gjnd2zjnb453qc6px6bhsmqi";
-    patches = if stdenv.isDarwin then [ ./5.4.darwin.patch ] else [
-      # build lua as a shared library as well, MIT-licensed from
-      # https://github.com/archlinux/svntogit-packages/tree/packages/lua/trunk
-      ./liblua.so.patch
-    ];
+
+    patches = lib.optional stdenv.isDarwin ./5.4.darwin.patch;
   };
 
   lua5_4_compat = lua5_4.override({
@@ -35,11 +20,6 @@ in rec {
     patches =
       lib.optionals stdenv.isDarwin [ ./5.2.darwin.patch ];
 
-    postConfigure = lib.optionalString (!stdenv.isDarwin) ''
-      cat ${./lua-5.3-dso.make} >> src/Makefile
-      sed -e 's/ALL_T *= */& $(LUA_SO)/' -i src/Makefile
-    '';
-
     postBuild = lib.optionalString (!stdenv.isDarwin) ''
       ( cd src; make $makeFlags "''${makeFlagsArray[@]}" liblua.so )
     '';
@@ -53,7 +33,7 @@ in rec {
   lua5_2 = callPackage ./interpreter.nix {
     sourceVersion = { major = "5"; minor = "2"; patch = "4"; };
     hash = "0jwznq0l8qg9wh5grwg07b5cy3lzngvl5m2nl1ikp6vqssmf9qmr";
-    patches = if stdenv.isDarwin then [ ./5.2.darwin.patch ] else [ dsoPatch52 ];
+    patches = lib.optional stdenv.isDarwin ./5.2.darwin.patch;
   };
 
   lua5_2_compat = lua5_2.override({
@@ -64,7 +44,7 @@ in rec {
   lua5_1 = callPackage ./interpreter.nix {
     sourceVersion = { major = "5"; minor = "1"; patch = "5"; };
     hash = "2640fc56a795f29d28ef15e13c34a47e223960b0240e8cb0a82d9b0738695333";
-    patches = (if stdenv.isDarwin then [ ./5.1.darwin.patch ] else [ dsoPatch51 ])
+    patches = (lib.optional stdenv.isDarwin ./5.1.darwin.patch)
       ++ [ ./CVE-2014-5461.patch ];
   };
 
diff --git a/pkgs/development/interpreters/lua-5/interpreter.nix b/pkgs/development/interpreters/lua-5/interpreter.nix
index 35a074add09..fd8c47d751b 100644
--- a/pkgs/development/interpreters/lua-5/interpreter.nix
+++ b/pkgs/development/interpreters/lua-5/interpreter.nix
@@ -11,6 +11,15 @@
 let
 luaPackages = callPackage ../../lua-modules {lua=self; overrides=packageOverrides;};
 
+plat = if stdenv.isLinux then "linux"
+       else if stdenv.isDarwin then "macosx"
+       else if stdenv.hostPlatform.isMinGW then "mingw"
+       else if stdenv.isFreeBSD then "freebsd"
+       else if stdenv.isSunOS then "solaris"
+       else if stdenv.hostPlatform.isBSD then "bsd"
+       else if stdenv.hostPlatform.isUnix then "posix"
+       else "generic";
+
 self = stdenv.mkDerivation rec {
   pname = "lua";
   luaversion = with sourceVersion; "${major}.${minor}";
@@ -29,6 +38,14 @@ self = stdenv.mkDerivation rec {
 
   inherit patches;
 
+  postPatch = lib.optionalString (!stdenv.isDarwin) ''
+    # Add a target for a shared library to the Makefile.
+    sed -e '1s/^/LUA_SO = liblua.so/' \
+        -e 's/ALL_T *= */&$(LUA_SO) /' \
+        -i src/Makefile
+    cat ${./lua-dso.make} >> src/Makefile
+  '';
+
   # see configurePhase for additional flags (with space)
   makeFlags = [
     "INSTALL_TOP=${placeholder "out"}"
@@ -36,21 +53,17 @@ self = stdenv.mkDerivation rec {
     "R=${version}"
     "LDFLAGS=-fPIC"
     "V=${luaversion}"
-  ] ++ (if stdenv.isDarwin then [
-    "PLAT=macosx"
-  ] else [
-    "PLAT=linux"
-  ]) ++ (if stdenv.buildPlatform != stdenv.hostPlatform then [
-    "CC=${stdenv.hostPlatform.config}-gcc"
-    "RANLIB=${stdenv.hostPlatform.config}-ranlib"
-  ] else [])
-  ;
+    "PLAT=${plat}"
+    "CC=${stdenv.cc.targetPrefix}cc"
+    "RANLIB=${stdenv.cc.targetPrefix}ranlib"
+  ];
 
   configurePhase = ''
     runHook preConfigure
 
-    makeFlagsArray+=(CFLAGS="-DLUA_USE_LINUX -O2 -fPIC${if compat then " -DLUA_COMPAT_ALL" else ""}" )
-    makeFlagsArray+=(${lib.optionalString stdenv.isDarwin "CC=\"$CC\""}${lib.optionalString (stdenv.buildPlatform != stdenv.hostPlatform) " 'AR=${stdenv.hostPlatform.config}-ar rcu'"})
+    makeFlagsArray+=(CFLAGS='-O2 -fPIC${lib.optionalString compat " -DLUA_COMPAT_ALL"} $(${
+      if lib.versionAtLeast luaversion "5.2" then "SYSCFLAGS" else "MYCFLAGS"})' )
+    makeFlagsArray+=(${lib.optionalString stdenv.isDarwin "CC=\"$CC\""}${lib.optionalString (stdenv.buildPlatform != stdenv.hostPlatform) " 'AR=${stdenv.cc.targetPrefix}ar rcu'"})
 
     installFlagsArray=( TO_BIN="lua luac" INSTALL_DATA='cp -d' \
       TO_LIB="${if stdenv.isDarwin then "liblua.${version}.dylib" else "liblua.a liblua.so liblua.so.${luaversion} liblua.so.${version}"}" )
@@ -80,7 +93,7 @@ self = stdenv.mkDerivation rec {
     Description: An Extensible Extension Language
     Version: ${version}
     Requires:
-    Libs: -L$out/lib -llua -lm
+    Libs: -L$out/lib -llua
     Cflags: -I$out/include
     EOF
     ln -s "$out/lib/pkgconfig/lua.pc" "$out/lib/pkgconfig/lua-${luaversion}.pc"
diff --git a/pkgs/development/interpreters/lua-5/liblua.so.patch b/pkgs/development/interpreters/lua-5/liblua.so.patch
deleted file mode 100644
index 197832116c1..00000000000
--- a/pkgs/development/interpreters/lua-5/liblua.so.patch
+++ /dev/null
@@ -1,60 +0,0 @@
-diff --git a/Makefile b/Makefile
-index 416f444..eeaff03 100644
---- a/Makefile
-+++ b/Makefile
-@@ -52,7 +52,7 @@ R= $V.0
- all:	$(PLAT)
- 
- $(PLATS) help test clean:
--	@cd src && $(MAKE) $@
-+	@cd src && $(MAKE) $@ V=$(V) R=$(R)
- 
- install: dummy
- 	cd src && $(MKDIR) $(INSTALL_BIN) $(INSTALL_INC) $(INSTALL_LIB) $(INSTALL_MAN) $(INSTALL_LMOD) $(INSTALL_CMOD)
-diff --git a/src/Makefile b/src/Makefile
-index 514593d..372a6dc 100644
---- a/src/Makefile
-+++ b/src/Makefile
-@@ -33,6 +33,7 @@ CMCFLAGS= -Os
- PLATS= guess aix bsd c89 freebsd generic linux linux-readline macosx mingw posix solaris
- 
- LUA_A=	liblua.a
-+LUA_SO= liblua.so
- CORE_O=	lapi.o lcode.o lctype.o ldebug.o ldo.o ldump.o lfunc.o lgc.o llex.o lmem.o lobject.o lopcodes.o lparser.o lstate.o lstring.o ltable.o ltm.o lundump.o lvm.o lzio.o
- LIB_O=	lauxlib.o lbaselib.o lcorolib.o ldblib.o liolib.o lmathlib.o loadlib.o loslib.o lstrlib.o ltablib.o lutf8lib.o linit.o
- BASE_O= $(CORE_O) $(LIB_O) $(MYOBJS)
-@@ -44,7 +45,7 @@ LUAC_T=	luac
- LUAC_O=	luac.o
- 
- ALL_O= $(BASE_O) $(LUA_O) $(LUAC_O)
--ALL_T= $(LUA_A) $(LUA_T) $(LUAC_T)
-+ALL_T= $(LUA_A) $(LUA_T) $(LUAC_T) $(LUA_SO)
- ALL_A= $(LUA_A)
- 
- # Targets start here.
-@@ -60,6 +61,12 @@ $(LUA_A): $(BASE_O)
- 	$(AR) $@ $(BASE_O)
- 	$(RANLIB) $@
- 
-+$(LUA_SO): $(CORE_O) $(LIB_O)
-+	$(CC) -shared -ldl -Wl,-soname,$(LUA_SO).$(V) -o $@.$(R) $? -lm $(MYLDFLAGS)
-+	ln -sf $(LUA_SO).$(R) $(LUA_SO).$(V)
-+	ln -sf $(LUA_SO).$(R) $(LUA_SO)
-+
-+
- $(LUA_T): $(LUA_O) $(LUA_A)
- 	$(CC) -o $@ $(LDFLAGS) $(LUA_O) $(LUA_A) $(LIBS)
- 
-diff --git a/src/luaconf.h b/src/luaconf.h
-index bdf927e..7e15198 100644
---- a/src/luaconf.h
-+++ b/src/luaconf.h
-@@ -227,7 +227,7 @@
- 
- #else			/* }{ */
- 
--#define LUA_ROOT	"/usr/local/"
-+#define LUA_ROOT	"/usr/"
- #define LUA_LDIR	LUA_ROOT "share/lua/" LUA_VDIR "/"
- #define LUA_CDIR	LUA_ROOT "lib/lua/" LUA_VDIR "/"
- 
diff --git a/pkgs/development/interpreters/lua-5/lua-5.3-dso.make b/pkgs/development/interpreters/lua-5/lua-dso.make
index c70dbc4f9cc..19c57685677 100644
--- a/pkgs/development/interpreters/lua-5/lua-5.3-dso.make
+++ b/pkgs/development/interpreters/lua-5/lua-dso.make
@@ -1,8 +1,4 @@
-
-LUA_SO=liblua.so
-
 $(LUA_SO): $(CORE_O) $(LIB_O)
-	$(CC) -shared -ldl -Wl,-soname,$(LUA_SO).$(V) -o $@.$(R) $? -lm $(MYLDFLAGS)
+	$(CC) -shared $(LIBS) -Wl,-soname,$(LUA_SO).$(V) -o $@.$(R) $? $(MYLDFLAGS)
 	ln -sf $(LUA_SO).$(R) $(LUA_SO).$(V)
 	ln -sf $(LUA_SO).$(R) $(LUA_SO)
-
diff --git a/pkgs/development/interpreters/pure/default.nix b/pkgs/development/interpreters/pure/default.nix
index 863df66899b..d1c03bba5a3 100644
--- a/pkgs/development/interpreters/pure/default.nix
+++ b/pkgs/development/interpreters/pure/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, fetchurl, makeWrapper,
-  llvm, gmp, mpfr, readline, bison, flex }:
+  libllvm, gmp, mpfr, readline, bison, flex }:
 
 stdenv.mkDerivation rec {
   baseName="pure";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ makeWrapper ];
   buildInputs = [ bison flex ];
-  propagatedBuildInputs = [ llvm gmp mpfr readline ];
+  propagatedBuildInputs = [ libllvm gmp mpfr readline ];
   NIX_LDFLAGS = "-lLLVMJIT";
 
   postPatch = ''
@@ -25,10 +25,10 @@ stdenv.mkDerivation rec {
   configureFlags = [ "--enable-release" ];
   doCheck = true;
   checkPhase = ''
-    LD_LIBRARY_PATH=$LD_LIBRARY_PATH''${LD_LIBRARY_PATH:+:}${llvm}/lib make check
+    LD_LIBRARY_PATH=$LD_LIBRARY_PATH''${LD_LIBRARY_PATH:+:}${libllvm}/lib make check
   '';
   postInstall = ''
-    wrapProgram $out/bin/pure --prefix LD_LIBRARY_PATH : ${llvm}/lib
+    wrapProgram $out/bin/pure --prefix LD_LIBRARY_PATH : ${libllvm}/lib
   '';
 
   meta = {
diff --git a/pkgs/development/interpreters/ruby/default.nix b/pkgs/development/interpreters/ruby/default.nix
index 4b185f038a1..9179866fe9e 100644
--- a/pkgs/development/interpreters/ruby/default.nix
+++ b/pkgs/development/interpreters/ruby/default.nix
@@ -12,7 +12,7 @@ let
   opString = lib.optionalString;
   patchSet = import ./rvm-patchsets.nix { inherit fetchFromGitHub; };
   config = import ./config.nix { inherit fetchFromSavannah; };
-  rubygems = import ./rubygems { inherit stdenv lib fetchurl fetchpatch; };
+  rubygems = import ./rubygems { inherit stdenv lib fetchurl; };
 
   # Contains the ruby version heuristics
   rubyVersion = import ./ruby-version.nix { inherit lib; };
@@ -55,13 +55,7 @@ let
       #   Or (usually):
       #     $(nix-build -A ruby)/lib/ruby/2.6.0/x86_64-linux/rbconfig.rb
       # - In $out/lib/libruby.so and/or $out/lib/libruby.dylib
-      #
-      # Since some Gems require JIT support, there's probably no
-      # escape from this reference. Hence, it was decided to enable this
-      # feature by default, as it's enabled by default by ruby's ./configure
-      # script. If you'd like to have a ruby without reference to cc, setting
-      # jitSupport to false should remove all known references mentioned above.
-      , removeReferencesTo, jitSupport ? true
+      , removeReferencesTo, jitSupport ? false
       , autoreconfHook, bison, autoconf
       , buildEnv, bundler, bundix
       , libiconv, libobjc, libunwind, Foundation
@@ -112,7 +106,17 @@ let
             patchLevel = ver.patchLevel;
           }).${ver.majMinTiny}
           ++ op atLeast27 ./do-not-regenerate-revision.h.patch
-          ++ op (atLeast30 && useRailsExpress) ./do-not-update-gems-baseruby.patch;
+          ++ op (atLeast30 && useRailsExpress) ./do-not-update-gems-baseruby.patch
+          # Ruby prior to 3.0 has a bug the installer (tools/rbinstall.rb) but
+          # the resulting error was swallowed. Newer rubygems no longer swallows
+          # this error. We upgrade rubygems when rubygemsSupport is enabled, so
+          # we have to fix this bug to prevent the install step from failing.
+          # See https://github.com/ruby/ruby/pull/2930
+          ++ op (!atLeast30 && rubygemsSupport)
+            (fetchpatch {
+              url = "https://github.com/ruby/ruby/commit/261d8dd20afd26feb05f00a560abd99227269c1c.patch";
+              sha256 = "0wrii25cxcz2v8bgkrf7ibcanjlxwclzhayin578bf0qydxdm9qy";
+            });
 
         postUnpack = opString rubygemsSupport ''
           rm -rf $sourceRoot/{lib,test}/rubygems*
@@ -167,8 +171,9 @@ let
         installFlags = lib.optional docSupport "install-doc";
         # Bundler tries to create this directory
         postInstall = ''
+          rbConfig=$(find $out/lib/ruby -name rbconfig.rb)
           # Remove unnecessary groff reference from runtime closure, since it's big
-          sed -i '/NROFF/d' $out/lib/ruby/*/*/rbconfig.rb
+          sed -i '/NROFF/d' $rbConfig
           ${
             lib.optionalString (!jitSupport) ''
               # Get rid of the CC runtime dependency
@@ -177,7 +182,8 @@ let
                 $out/lib/libruby*
               ${removeReferencesTo}/bin/remove-references-to \
                 -t ${stdenv.cc} \
-                $out/${passthru.libPath}/${stdenv.hostPlatform.system}/rbconfig.rb
+                $rbConfig
+              sed -i '/CC_VERSION_MESSAGE/d' $rbConfig
             ''
           }
           # Bundler tries to create this directory
@@ -195,8 +201,6 @@ let
           addEnvHooks "$hostOffset" addGemPath
           addEnvHooks "$hostOffset" addRubyLibPath
           EOF
-
-          rbConfig=$(find $out/lib/ruby -name rbconfig.rb)
         '' + opString docSupport ''
           # Prevent the docs from being included in the closure
           sed -i "s|\$(DESTDIR)$devdoc|\$(datarootdir)/\$(RI_BASE_NAME)|" $rbConfig
diff --git a/pkgs/development/interpreters/ruby/rubygems/default.nix b/pkgs/development/interpreters/ruby/rubygems/default.nix
index 19eed817ec2..db508caae31 100644
--- a/pkgs/development/interpreters/ruby/rubygems/default.nix
+++ b/pkgs/development/interpreters/ruby/rubygems/default.nix
@@ -1,23 +1,18 @@
-{ stdenv, lib, fetchurl, fetchpatch }:
+{ stdenv, lib, fetchurl }:
 
 stdenv.mkDerivation rec {
   name = "rubygems";
-  version = "3.1.3";
+  version = "3.2.16";
 
   src = fetchurl {
     url = "https://rubygems.org/rubygems/rubygems-${version}.tgz";
-    sha256 = "181wjclxnq5lrwnr53famy9pg8911hi9w2v0vy7dqgjqnc4iy1hp";
+    sha256 = "1bpn45hchcbirqvqwxcxyk1xy2xkdd915jci2hfjq4y6zc4idns0";
   };
 
   patches = [
     ./0001-add-post-extract-hook.patch
     ./0002-binaries-with-env-shebang.patch
     ./0003-gem-install-default-to-user.patch
-
-    (fetchpatch {
-      url = "https://github.com/rubygems/rubygems/commit/0af4d2d369ff580ef54839ec15a8c7ec419978cb.patch";
-      sha256 = "13gyfxn4rmxq1dbxq5rzphnhagn8n8kpp8lb9h6h4s9d4zaklax9";
-    })
   ];
 
   installPhase = ''
diff --git a/pkgs/development/interpreters/spidermonkey/68.nix b/pkgs/development/interpreters/spidermonkey/68.nix
index 0ac005b07de..f867e606140 100644
--- a/pkgs/development/interpreters/spidermonkey/68.nix
+++ b/pkgs/development/interpreters/spidermonkey/68.nix
@@ -55,7 +55,7 @@ in stdenv.mkDerivation rec {
     "--with-system-zlib"
     "--with-system-icu"
 
-    "--with-libclang-path=${llvmPackages.libclang}/lib"
+    "--with-libclang-path=${llvmPackages.libclang.lib}/lib"
     "--with-clang-path=${llvmPackages.clang}/bin/clang"
 
     "--enable-shared-js"
diff --git a/pkgs/development/interpreters/wasmer/default.nix b/pkgs/development/interpreters/wasmer/default.nix
index 8077177d8b8..eb17fda0830 100644
--- a/pkgs/development/interpreters/wasmer/default.nix
+++ b/pkgs/development/interpreters/wasmer/default.nix
@@ -35,7 +35,7 @@ rustPlatform.buildRustPackage rec {
     "--features" "test-cranelift,test-jit"
   ];
 
-  LIBCLANG_PATH = "${llvmPackages.libclang}/lib";
+  LIBCLANG_PATH = "${llvmPackages.libclang.lib}/lib";
 
   meta = with lib; {
     description = "The Universal WebAssembly Runtime";
diff --git a/pkgs/development/interpreters/wasmtime/default.nix b/pkgs/development/interpreters/wasmtime/default.nix
index 3d13dddb642..9afca8f1f71 100644
--- a/pkgs/development/interpreters/wasmtime/default.nix
+++ b/pkgs/development/interpreters/wasmtime/default.nix
@@ -17,7 +17,7 @@ rustPlatform.buildRustPackage rec {
   nativeBuildInputs = [ python cmake clang ];
   buildInputs = [ llvmPackages.libclang ] ++
    lib.optionals stdenv.isDarwin [ darwin.apple_sdk.frameworks.Security ];
-  LIBCLANG_PATH = "${llvmPackages.libclang}/lib";
+  LIBCLANG_PATH = "${llvmPackages.libclang.lib}/lib";
 
   doCheck = true;